Class CaseExpressionVisitor

java.lang.Object

org.springframework.data.relational.core.sql.render.CaseExpressionVisitor

All Implemented Interfaces:

Visitor

public class CaseExpressionVisitor
extends Object

Renderer for CaseExpression.

Since:

3.4

Author:

Sven Rienstra

Method Summary

Modifier and Type	Method	Description
protected CharSequence	consumeRenderedPart()	Consumes the delegated rendering part.
final org.springframework.data.relational.core.sql.render.DelegatingVisitor.Delegation	doEnter(Visitable segment)
final org.springframework.data.relational.core.sql.render.DelegatingVisitor.Delegation	doLeave(Visitable segment)
final void	enter(Visitable segment)	Enter a Visitable.
CharSequence	getRenderedPart()
protected boolean	hasDelegatedRendering()	Returns whether rendering was delegated to a ExpressionVisitor or ConditionVisitor.
final void	leave(Visitable segment)	Leave a Visitable.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface Visitor

enter, leave

Method Details

getRenderedPart

public CharSequence getRenderedPart()

hasDelegatedRendering

protected boolean hasDelegatedRendering()

Returns whether rendering was delegated to a ExpressionVisitor or ConditionVisitor.

Returns:

true when rendering was delegated to a ExpressionVisitor or ConditionVisitor.

consumeRenderedPart

protected CharSequence consumeRenderedPart()

Consumes the delegated rendering part. Call hasDelegatedRendering() to check whether rendering was actually delegated. Consumption releases the delegated rendered.

Returns:

the delegated rendered part.

Throws:

IllegalStateException - if rendering was not delegate.

doEnter

public final org.springframework.data.relational.core.sql.render.DelegatingVisitor.Delegation doEnter(Visitable segment)

doLeave

public final org.springframework.data.relational.core.sql.render.DelegatingVisitor.Delegation doLeave(Visitable segment)

enter

public final void enter(Visitable segment)

Description copied from interface: Visitor

Enter a Visitable.

Specified by:

enter in interface Visitor

Parameters:

segment - the segment to visit.

leave

public final void leave(Visitable segment)

Description copied from interface: Visitor

Leave a Visitable.

Specified by:

leave in interface Visitor

Parameters:

segment - the visited segment.